When and where to see at Bryce:
This lethal plant can be seen in the spring along the Mossy Cave Trail just past the waterfall. Look up on the banks of Tropic Ditch.
Further Reading:
Buchanan, Hayle 1992. Wildflowers of Southwestern Utah. Bryce Canyon Natural History Association. Bryce Canyon, Utah.
Spellenberg, Richard. 2001. National Audubon Society's Field Guide to North American Wildflowers - Western Region. Knopf Inc. NY, NY.